Rexford G. Tugwell is a user on octodon.social. You can follow them or interact with them if you have an account anywhere in the fediverse.
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We classify stars based on their spectra. The sequence of spectral classes in essence tells us the temperature of the star. From hottest to coolest the classes are O, B, A, F, G, K, M.
@evilscientistca With the mnemonic:
Oh
Be
A
Fine
Girl
Kiss
Me
